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Category Archive: Technology

Last Week on My Mac: Can we make cleaning up our Macs simpler?

How can we tell where to look for all those files an app installs outside its bundle? Why not include a manifest inside that bundle so we can track down and delete them when doing the housekeeping?

January 26, 2025 Macs, Technology

Saturday Mac riddles 292

Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation. 1: Paul’s creator […]

January 25, 2025 General, Macs, Technology

A brief history of scheduled tasks

Since 2005, macOS has had the master launcher launchd and its LaunchAgents and LaunchDaemons. Then in 2014 Apple added Duet Activity Scheduler to run tasks when conditions are suitable.

January 25, 2025 Macs, Technology

What to do when macOS won’t let you unmount a volume

You’re in a rush to eject an external disk, but the Finder tells you it’s in use by unnamed apps. What should you do next, and what has Sloth to do with it?

January 24, 2025 Macs, Technology

Create and use virtual machines on Apple silicon Macs

How to create and set up macOS VMs for virtualisers. The structure of a VM, creation and first run explained. How to enhance it, and how to run it in isolation.

January 23, 2025 Macs, Technology

M4 Pro full on: when CPU and GPU draw over 50 W, and how Low Power mode changes that

T T Read More

How macOS can not only regulate CPU cluster frequencies to control power use, but also moves threads to E cores. This reduces power use of over 50 W to less than 13 W.

January 22, 2025 Macs, Technology

What can you do with virtualised macOS on Apple silicon?

Which versions of macOS can run in a VM? Can they run Intel apps too, and Intel macOS? How well do they perform? Can they access iCloud and run App Store apps?

January 21, 2025 Macs, Technology

Solutions to Saturday Mac riddles 291

I hope that you enjoyed Saturday’s Mac Riddles, episode 291. Here are my solutions to them. 1: Lead-free […]

January 20, 2025 General, Macs, Technology

What are CPU core frequencies in Apple silicon Macs?

T T Read More

Provides maximum frequencies for E and P cores in each of the M-series, a table of all frequency steps used by current M-series chips, and explanation of how they have come about and their importance.

January 20, 2025 Macs, Technology

Last Week on My Mac: A boot mystery solved?

It took over 6 months before creating bootable external disks was fairly reliable, and even then there were unexplained failures. Did someone fail to tell us something?

January 19, 2025 Macs, Technology

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